Semiconductors Startups

UNISERS develops contamination detection tools for semiconductor manufacturers, using a vacuum-based plasma coating technology combined with optical microscopy (SEPS and SERS techniques) to detect and characterize nanoparticle contaminants on silicon wafers. The company builds fully-automated fab tools that help manufacturers locate contamination sources faster to reduce wafer waste and improve yield.

3 investors

Develops optical interconnect technology using light-based communication for computing systems. The company addresses the challenge of integrating photonic communication into practical computer architectures.

3 investors

XMOS builds XCORE microcontroller chips that combine control, IO, DSP and AI processing on a single programmable device for deterministic, low-latency edge computing. Its chips target multichannel and USB audio, voice interfaces, robotics, industrial automation, and automotive systems.

3 investors

ZeroRISC provides end-to-end security for open-source silicon, covering chip design-time IP, factory provisioning, and lifecycle/fleet management built on an open-source silicon root of trust. It offers post-quantum cryptography (ML-KEM, ML-DSA, SLH-DSA) and certification-aligned hardware (FIPS 140-3, EU CRA, Common Criteria) for markets such as mobile, automotive, industrial controllers, and data center chiplets.</parameter> <parameter name="founders">[]

3 investors

Quantum Semiconductor International manufactures compound semiconductors, producing laser diodes as finished products and offering foundry and device manufacturing services for VCSEL, RF devices, and Micro LED. Its products include high-power pulsed semiconductor laser diodes used as light sources for automotive and industrial LiDAR sensors.

3 investors

AIO Core designs and manufactures silicon photonics integrated circuits that enable optical connectivity for high-performance computing, 5G infrastructure, and industrial equipment operating in extreme temperature ranges. The company serves semiconductor manufacturers, data center operators, and aerospace/automotive industries requiring reliable high-speed optical I/O solutions.

3 investors

GigaDevice Semiconductor is a fabless supplier of Flash memory, 32-bit general-purpose microcontrollers, sensors, and analog products, serving over 20,000 customers globally. It operates across China, Singapore, the US, South Korea, Japan, and several European markets in the semiconductor industry.

3 investors

Ookuma Diamond Device develops diamond semiconductor technology, aiming to apply diamond-based devices across various fields. The company is based in Japan.

3 investors

FLOSFIA develops power semiconductor devices based on corundum-structure gallium oxide (α-Ga₂O₃), a material originating from Kyoto University in Japan, using its proprietary water-based "MISTEPITAXY" mist deposition process to achieve lower loss than SiC at silicon-level cost. It targets applications starting with small power supplies and expanding to industrial equipment, power infrastructure, and mobility including electric vehicles.

3 investors

株式会社イーディーピー (EDP) is a company based in Osaka Prefecture, Japan, operating a headquarters, development department, and multiple factories. The access page lists locations and contact details but provides no clear description of the company's products or business.

3 investors

MetaX (沐曦股份) designs GPU accelerator cards, GPU servers, workstations, and heterogeneous computing platforms (MXMACA) for AI and high-performance computing workloads. Its products target industries including finance, healthcare, energy, research and education, transportation, and media in China.

3 investors

Holoway develops precision surface-shape measurement instruments based on its own digital holography technology, offering measurement solutions for lab experiments, offline quality control, and inline/in-process measurement. Its systems measure flatness at nanometer resolution over large areas in a single shot without focusing, using a non-contact, non-destructive method.

2 investors

3DGS designs and manufactures advanced glass-substrate semiconductor packaging, including glass interposers and 3D heterogeneous integration, for applications in RF/wireless (5G/6G), aerospace and defense, photonics, HPC/AI accelerators, and sensors. It operates a U.S.-based, ITAR-compliant onshore foundry serving defense, data center, and communications markets.

2 investors

ADTechnology provides semiconductor services including turnkey solutions (SCM, test packaging, OSAT partnerships), SoC and chip design services across legacy and advanced processes, IP support, and an ADP platform that lets fabless companies internalize part of their design work. It serves fabless semiconductor customers and chip product developers.

2 investors

Advanced Photonix designs and manufactures photodiodes, optical sensors, optocouplers, light dependent resistors, and optical switches, along with integrated electronic modules. Its photonics and optoelectronic components serve OEMs in aerospace and defense, medical and life sciences, agricultural, test and measurement, and industrial markets.

2 investors

AEPONYX develops photonic integrated circuits built on silicon nitride, integrating planar MEMS and optical switching technology to produce small, fast, and energy-efficient photonics products. The company offers full-stack photonic integrated circuit capabilities across a range of application markets. The page notes AEPONYX has been acquired by Pasqal to support fault-tolerant quantum computing.

2 investors

Akeana designs and licenses RISC-V processor IP cores and system components for applications ranging from microcontrollers to high-performance data center processors. The company serves semiconductor designers and system integrators building embedded, networking, and server products.

2 investors

Algoblu develops Network Element Virtualization (NEV) technology that virtualizes fiber communication ports, letting carriers and telcos offer multi-tiered, on-demand network services with service isolation, varied SLA levels, and end-to-end encryption. Its port-slicing hardware and private backbone target telecommunications providers seeking to deliver private lines, private networks, and application-specific subscriptions.

2 investors

Altair designs and manufactures low-power cellular IoT chips including LTE CAT-M and NB-IoT modems for industrial and consumer applications such as trackers, smart meters, wearables, and telematics.

2 investors

Amida provides end-to-end microelectronics security services, from simulation to silicon, to protect chips from cyberattacks. It also offers data management products such as TorQE, a pre-submission Medicaid data validation platform for state agencies.

2 investors

AnalogAI develops neuromorphic semiconductor chips based on analog in-memory computing (AIMC), using variable-resistance synapse components to perform the vector and matrix operations needed for AI. Its technology targets on-device AI applications such as real-time AI companions, autonomous vehicles operating offline, and offline language translation.

2 investors

Analogix designs semiconductor technology including SlimPort retimers, display controllers, and converters, as well as DisplayPort and LCD timing controllers (TCONs), for device makers. Its chips are used in smartphones, PCs, tablets, and AR/VR head-mounted displays and related docking and adapter products.

2 investors

芯宿科技 (Atantares) develops molecular chips using semiconductor technologies such as integrated circuits, CMOS and MEMS to enable high-throughput, low-cost synthesis and detection of DNA, RNA and proteins. It offers a gene synthesis platform and services including primer synthesis, gene synthesis, sequencing, cloning and mutation, strain library preparation and gene editing, along with its EcoSyn electrochemical oligonucleotide synthesizer.

2 investors

Atom Semiconductor develops high-performance analog signal-chain chips, including integrated digital sensor chips and analog-to-digital conversion (ADC) chips, for consumer and industrial IoT systems. The company serves customers building IoT solutions and operates sites in Hong Kong, Shenzhen, and Shanghai.

2 investors